using Microsoft.Extensions.Logging;

using DomainResults.Common;

using MongoDB.Bson.Serialization;
using MongoDB.Driver;

using DataProviders.Abstractions;
using Core.DomainObjects.Documents;

namespace DataProviders.Collections {

  public interface IContentDataProvider {
    (Content?, IDomainResult) Get(Guid siteId, string locale);
  }

  public class ContentDataProvider : CollectionDataProviderBase<Content>, IContentDataProvider {

    private const string _collectionName = "content";
    public ContentDataProvider(
      ILogger<CollectionDataProviderBase<Content>> logger,
      IMongoClient client,
      IIdGenerator idGenerator,
      ISessionService sessionService) : base(logger, client, idGenerator, sessionService) {
    }

    public (Content?, IDomainResult) Get(Guid siteId, string locale) {
      var (list, result) = GetWithPredicate(x => x.SiteId == siteId
        && (x.Localization.Locale == null || x.Localization.Locale.ToLower() == locale.ToLower()), 0, 0, _collectionName);

      if (!result.IsSuccess || list == null)
        return (null, result);

      return (list.First(), result);
    }
  }
}